ブラウザの設定でJava Scriptの使用を有効にしてご利用ください。
出典:Wiktionary
From unattested *prīs, zero grade of prius (compare magis, かつ maius) and -dem. The same adverb *prīs is also found in prīstinus and prīscus.
prīdem (not comparable)
pridem